 export function wash(render_arr) {
     render_arr = render_arr.filter((it) => {
         if (it.id > 0) {
             return true;
         } else {
             return false;
         }
     });
     render_arr.map((it) => {
         let str = it.classification;
         if (str.includes(",")) {
             it.classification = str.split(",");
         } else {
             it.classification = [it.classification];
         }
     });
     return render_arr;
 }